Display screen or portion thereof with icon



The sole FIGURE shows a display screen or portion thereof with icon showing our new design.

The short dashed broken lines represent elements of our design that form no part of the claimed design; the longer dashed broken lines represent unclaimed edges of the icon; the dot-dash broken lines surrounding the edges of the icon represent an unclaimed boundary of the display screen or portion thereof; the dot-dot-dash broken lines within the edges of the icon represent an unclaimed boundary; the broken lines themselves form no part of the claimed design. 

CLAIM The ornamental design for an display screen or portion thereof with icon, as shown and described. 